In what ways can information be slanted, least at least 5 ways

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

In the 30-60-90 triangle below side s has a length of and side r has a length

Ineed i been stuck on this question since yesterday